Missouri Pacific locomotives, both steam and diesel, display a variety typical of their era. The “MoPac,” as it was called, ...

Missouri Pacific history is easier to understand if the railroad is considered in three parts: the lines west of St. Louis, the lines south and southwest of St. Louis, and the lines in Texas and ...

Hopefully Union Pacific's testing of two different retrofit technologies for reducing emissions in older locomotives, an experimental "oxidation catalyst" filtering canister and a diesel ...